Outside socials have always been a big part of HIVE. Discord for example is frequently used by those who frequent the HIVE Blockchain to further their HIVE goals. HIVE townhalls being hosted outside of HIVE is no surprise to me.
Same post on HIVE.BLOG front-end:
https://hive.blog/hive-167922/@ifarmgirl/that-idea-of-removing-the-hive-rewards-pool